Case history, also known as medical history or clinical history, refers to the record of a patient's medical signs, symptoms, and treatment. There are various synonyms that can be used to refer to this type of record. For instance, some medical professionals use the term "patient record" to refer to case history. Others may refer to it as "health records," "patient file," or "medical chart." Additionally, some healthcare professionals may also use the term "patient history" or "medical history" to refer to their patient's case history. Regardless of the chosen terminology, it is important to maintain accurate, concise, and up-to-date records for each patient.